Eisco Dropping Funnels with PTFE Stopcock
500 ml, 29/32
: : 470343-976
Dropping funnels with PTFE stopcocks and sockets fitted with interchangeable plastic stoppers.
- Cylindrical ungraduated glass dropping funnel
- Fitted with an interchangeable plastic stopper and PTFE key stopcock
- Made of durable, high quality borosilicate 3.3 glass which withstands high temperatures and thermal shocks
- Used for extractions or to dispense liquids into a system slowly (drop-wise)
Autoclavable, with superior chemical durability. Low temperature gradient - can withstand high temperatures and thermal shocks.
Eisco Labs Borosilicate glass has the following heat tolerances:
- Strain Point 515 °C
- Annealing Point 565 °C
- Softening Point 820 °C
- Capacity:500 ml
- Joint size:29/32